De la Cierva
Published on June 9, 2013 By Thomas C. Van Hare Juan de la Cierva was the son of a wealthy Spaniard who, by age 17 in 1912, was already designing
HistoricWings.com :: A Magazine for Aviators, Pilots and Adventurers
A Magazine for Aviators, Adventurers and Pilots
Published on June 9, 2013 By Thomas C. Van Hare Juan de la Cierva was the son of a wealthy Spaniard who, by age 17 in 1912, was already designing